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Short product names
CS_MAG
Full product name
Magnetic measurements derived from Cryosat-2 platform magnetometers
Description
This product contains magnetic measurements derived from Cryosat-2 platform magnetometers.
Data Access
- Files
- HTTPS (Product files): https://swarm-diss.eo.esa.int/#swarm/Multimission/CryoSat-2
- FTP (Product files): ftp://swarm-diss.eo.esa.int/Multimission/CryoSat-2
- Web services
Output variables
| Variable | Units | Description | Dim | Type |
|---|---|---|---|---|
| Timestamp | - | Time stamp | 1 | CDF_EPOCH |
| Latitude | deg | Position in ITRF: Geocentric latitude | 1 | CDF_DOUBLE |
| Longitude | deg | Position in ITRF: Geocentric longitude | 1 | CDF_DOUBLE |
| Radius | m | Position in ITRF: Geocentric Radius | 1 | CDF_DOUBLE |
| B_FGM1 | nT | calibrated magnetic vector from FGM1, in instrument frame | 3 | CDF_DOUBLE |
| B_FGM2 | nT | calibrated magnetic vector from FGM2, in instrument frame | 3 | CDF_DOUBLE |
| B_FGM3 | nT | calibrated magnetic vector from FGM3, in instrument frame | 3 | CDF_DOUBLE |
| B_NEC1 | nT | calibrated and aligned magnetic vector from FGM1, in NEC (North, East, Center) frame | 3 | CDF_DOUBLE |
| B_NEC2 | nT | calibrated and aligned magnetic vector from FGM2, in NEC (North, East, Center) frame | 3 | CDF_DOUBLE |
| B_NEC3 | nT | calibrated and aligned magnetic vector from FGM3, in NEC (North, East, Center) frame | 3 | CDF_DOUBLE |
| B_NEC | nT | calibrated and aligned magnetic vector in NEC (North, East, Center) frame, 5 sample (i.e. 20 second) robust average of all 3 FGM, | 3 | CDF_DOUBLE |
| F | nT | magnetic field intensity determined from B_NEC, | 1 | CDF_DOUBLE |
| B_mod_NEC | nT | CHAOS-6 model field (core, crust + magnetosphere), in NEC (North, East, Center) frame | 3 | CDF_DOUBLE |
| q_NEC_CRF | - | Quaternion, transformation: NEC <- CRF | 4 | CDF_DOUBLE |
| q_error | - | experimental error indicator of attitude given in Quaternion q_NEC_CRF. Bad attitude if > approx 40 | 1 | CDF_DOUBLE |
Related resources
- Olsen, N., Albini, G., Bouffard, J. et al., Magnetic observations from CryoSat-2: calibration and processing of satellite platform magnetometer data. Earth Planets Space 72, 48 (2020). https://doi.org/10.1186/s40623-020-01171-9
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